Air tightness test bench

Abstract

The utility model discloses an air tightness test bench, which relates to the technical field of air tightness test and comprises a machine body. A support is installed on one side of the upper end of the machine body, a telescopic rod is installed at the upper end of the support, an inflation pressure detection head is installed at the bottom end of the telescopic rod, a rotary table is rotatably installed at the upper end of the machine body, and a rotating mechanism is installed at the bottom end in the rotary table and installed in the machine body. And a placing table is mounted on the upper side of the rotary table. In the rotating process of the rotary table, a workpiece is moved to the position below the inflation pressure detection head, the telescopic rod can drive the inflation pressure detection head to move downwards to be in butt joint with the upper end of a material, inflation is conducted after butt joint, inflation is stopped after inflation is conducted for a period of time, and then inflation is completed. The pressure detector on the inflation pressure detection head can detect the internal pressure change, feeding and discharging can be carried out while detection is carried out, the feeding and discharging time is shortened, and the detection efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the field of air tightness testing, and specifically relates to an air tightness testing platform. Background Art

[0002] During the processing of the cover plate, an airtightness test is required, and an airtightness test bench is required during the airtightness test.

[0003] Chinese patent No. CN202022014963.0 discloses an air tightness testing machine, including a base plate, four supporting legs are fixedly connected to the top of the base plate, a water collecting tank is movably installed on the top of the base plate, a connecting plate is fixedly connected to the top of the four supporting legs, two vertical plates are fixedly connected to the top of the connecting plate, two vertical plates are fixedly connected to the top of the vertical plates, a top plate is fixedly connected to the top of the top plate, a water tank is fixedly connected to the right side of the water tank, a water pump is fixedly connected to the top of the water pump, a water pump having one end passing through and extending to the inside of the water tank is fixedly connected to the top of the water pump, and a drainage pipe having one end passing through and extending to below the top plate is fixedly connected to the bottom of the water pump.

[0004] During the use of the utility model, a lot of time is needed to load and unload materials after the detection is completed, which affects the detection efficiency of the workpiece.

[0005] In view of this, the present utility model is proposed. Utility Model Content

[0006] The technical problem to be solved by the utility model is to overcome the deficiencies of the prior art and provide an airtightness test bench.

[0007] In order to solve the above technical problems, the basic concept of the technical solution adopted by the utility model is:

[0008] An air tightness test bench comprises a body; a leveling mechanism is installed around the bottom of the body, a bracket is installed on one side of the upper end of the body, a telescopic rod is installed at the upper end of the bracket, an inflation pressure detection head is installed at the bottom end of the telescopic rod, a turntable is rotatably installed on the upper end of the body, a rotating mechanism is installed at the bottom end of the turntable, the rotating mechanism is installed inside the body, a placing table is installed at the upper end of the turntable, and a positioning mechanism is installed at the upper end of the placing table.

[0009] Optionally, the positioning mechanism consists of an installation groove, a sliding rod, a spring and a clamping plate. The installation groove is arranged around the upper end of the placement platform, the sliding rod is installed inside the installation groove, the bottom end of the clamping plate is slidably installed on the upper side of the sliding rod, and the spring is installed on the outside of the sliding rod at one side of the clamping plate.

[0010] Optionally, the rotating mechanism consists of a motor, a pinion and a large gear, the large gear is installed at the bottom end of the turntable, the large gear and the pinion are meshed and connected, the pinion is installed at the upper end of the motor, and the motor is installed at an internal position of the machine body.

[0011] Optionally, the electric motor is configured as a servo motor.

[0012] Optionally, the leveling mechanism is composed of a threaded rod and a threaded barrel, the threaded barrel is installed around the bottom end of the machine body, and the threaded rod is rotatably installed inside the threaded barrel.

[0013] Optionally, a dial wheel is installed below the threaded rod, and a bottom plate is rotatably installed at the bottom end of the threaded rod.

[0014] Optionally, a rubber pad is provided at the upper end of the placement table, and the rubber pad is adhered to the upper end of the placement table by adhesive.

[0015] After adopting the above technical solution, the utility model has the following beneficial effects compared with the prior art. Of course, any product implementing the utility model does not necessarily need to achieve all the advantages described below at the same time:

[0016] 1. During the rotation of the turntable, the workpiece is moved to the bottom of the inflation pressure detection head. The telescopic rod will drive the inflation pressure detection head to move downward and dock with the upper end of the material. After docking, it will be inflated. After a period of inflation, the inflation is turned off. The pressure detector on the inflation pressure detection head can detect the internal pressure changes, thereby detecting the sealing of the cover. During the use of this utility model, the material can be loaded and unloaded while being detected, which reduces the time of loading and unloading and improves the detection efficiency.

[0017] 2. When the positioning mechanism is in use, place the workpiece on the upper side of the placement table. The spring will drive the clamp to clamp and fix the workpiece, making it easier to position the workpiece.

[0018] 3. When the rotating mechanism is in use, turn on the motor through the switch, the motor will drive the small gear to rotate, the small gear will drive the large gear to rotate, and the large gear will drive the turntable to rotate.

[0019] 4. When the leveling mechanism is in use, the threaded rod is rotated. During the rotation, the threaded rod will be driven up and down by the action of the threaded barrel, so that the machine body can be leveled.

[0020] The specific implementation of the utility model is further described in detail below with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] The drawings described below are only some embodiments. For those skilled in the art, other drawings can be obtained based on these drawings without creative work. In the drawings:

[0022] Figure 1 This is a schematic diagram of the structure of an embodiment of the utility model;

[0023] Figure 2 This is a schematic diagram of the internal structure of an embodiment of the utility model;

[0024] Figure 3 This is a schematic diagram of the structure of a machine body according to an embodiment of the utility model;

[0025] Figure 4 This is a schematic diagram of the structure of a placement table according to an embodiment of the utility model;

[0026] Figure 5 This is a side structural schematic diagram of a placement table according to an embodiment of the utility model;

[0027] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0028] 1. Machine body; 2. Leveling mechanism; 3. Drum wheel; 4. Bottom plate; 5. Threaded rod; 6. Threaded cylinder; 7. Placement table; 8. Inflatable pressure detection head; 9. Telescopic rod; 10. Bracket; 11. Rubber pad; 12. Positioning mechanism; 13. Sliding rod; 14. Mounting groove; 15. Spring; 16. Clamp; 17. Turntable; 18. Large gear; 19. Small gear; 20. Rotation mechanism; 21. Motor.

[0029] It should be noted that these drawings and textual descriptions are not intended to limit the conceptual scope of the present invention in any way, but rather to illustrate the concept of the present invention for those skilled in the art by referring to specific embodiments. DETAILED DESCRIPTION

[0030] The utility model will now be described in further detail with reference to the accompanying drawings.

[0031] See also Figure 1-5 As shown, in this embodiment, an air tightness test bench is provided, including a body 1; a leveling mechanism 2 is installed around the bottom end of the body 1, a bracket 10 is installed on one side of the upper end of the body 1, a telescopic rod 9 is installed at the upper end of the bracket 10, an inflation pressure detection head 8 is installed at the bottom end of the telescopic rod 9, a turntable 17 is rotatably installed on the upper end of the body 1, a rotating mechanism 20 is installed at the bottom end of the turntable 17, the rotating mechanism 20 is installed in the internal position of the body 1, a placing table 7 is installed on the upper side of the turntable 17, and a positioning mechanism 12 is installed on the upper side of the placing table 7.

[0032] The application of one aspect of this embodiment is as follows: during use, the machine body 1 is placed at a specified position, the machine body 1 is leveled by the leveling mechanism 2, the workpiece is placed on the upper side of the placement table 7, and the workpiece is positioned by the positioning mechanism 12. After the placement is completed, the rotating mechanism 20 will drive the turntable 17 to rotate. During the rotation, the turntable 17 moves the workpiece to the bottom of the inflation pressure detection head 8, and the telescopic rod 9 will drive the inflation pressure detection head 8 to move downward and dock with the upper end of the material. After docking, it is inflated, and the inflation is turned off after a period of inflation. The pressure detector on the inflation pressure detection head 8 can detect the internal pressure changes, thereby detecting the sealing of the cover plate. During the use of the utility model, the material can be loaded and unloaded while being detected, thereby reducing the time for loading and unloading and improving the detection efficiency.

[0033] In this embodiment, the positioning mechanism 12 is composed of a mounting groove 14, a slide bar 13, a spring 15 and a clamping plate 16. The mounting groove 14 is arranged around the upper end of the placing table 7, the slide bar 13 is installed inside the mounting groove 14, and the bottom end of the clamping plate 16 is slidably installed on the upper side of the slide bar 13. The spring 15 is installed on the outer side of the slide bar 13 and on one side of the clamping plate 16. When the positioning mechanism 12 is in use, the workpiece is placed on the upper side of the placing table 7, and the spring 15 will drive the clamping plate 16 to clamp and fix the workpiece, thereby facilitating the positioning of the workpiece.

[0034] In this embodiment, the rotating mechanism 20 is composed of a motor 21, a small gear 19 and a large gear 18. The large gear 18 is installed at the bottom end of the turntable 17. The large gear 18 and the small gear 19 are meshed and connected. The small gear 19 is installed at the upper end of the motor 21. The motor 21 is installed at an internal position of the body 1. When the rotating mechanism 20 is in use, the motor 21 is turned on by a switch, and the motor 21 will drive the small gear 19 to rotate, and the small gear 19 will drive the large gear 18 to rotate, and the turntable 17 is driven to rotate by the large gear 18.

[0035] In this embodiment, the motor 21 is configured as a servo motor. The servo motor used by the motor 21 is mainly controlled by an encoder. The encoder can accurately control the rotation speed and rotation distance of the motor 21, thereby facilitating the control of the rotation angle of the turntable.

[0036] In this embodiment, the leveling mechanism 2 is composed of a threaded rod 5 and a threaded barrel 6. The threaded barrel 6 is installed around the bottom end of the body 1, and the threaded rod 5 is rotatably installed inside the threaded barrel 6. When the leveling mechanism 2 is in use, the threaded rod 5 is rotated. During the rotation process, the threaded rod 5 will be driven by the threaded barrel 6 to move up and down, thereby being able to level the body 1.

[0037] In this embodiment, a dial wheel 3 is installed below the threaded rod 5, and a base plate 4 is rotatably installed at the bottom end of the threaded rod 5. The setting of the dial wheel 3 is convenient for the staff to rotate the threaded rod 5, and the setting of the base plate 4 is used to increase the contact area between the bottom end of the threaded rod 5 and the ground.

[0038] In this embodiment, a rubber pad 11 is provided at the upper end of the placement table 7. The rubber pad 11 is adhered to the upper end of the placement table 7 by adhesive. The rubber pad 11 is relatively soft. When pressure is applied to the cover plate, the rubber pad 11 will be deformed by the pressure to fill the gap between the cover plate and the placement table 7, thereby facilitating sealing between the cover plate and the placement table 7.

[0039] The present invention is not limited to the above-mentioned implementation modes. Anyone should be aware of the structural changes made under the inspiration of the present invention. Any technical solution that is the same or similar to the present invention falls within the protection scope of the present invention. The technology, shape, and structure that are not described in detail in the present invention are all known technologies.

Claims

1. An airtightness test bench, characterized in that: The invention comprises a machine body (1); a leveling mechanism (2) is installed around the bottom of the machine body (1); a bracket (10) is installed on one side of the upper end of the machine body (1); a telescopic rod (9) is installed on the upper end of the bracket (10); an inflation pressure detection head (8) is installed on the bottom end of the telescopic rod (9); a turntable (17) is rotatably installed on the upper end of the machine body (1); a rotating mechanism (20) is installed at the bottom end of the turntable (17); the rotating mechanism (20) is installed at an internal position of the machine body (1); a placing table (7) is installed on the upper side of the turntable (17); and a positioning mechanism (12) is installed on the upper side of the placing table (7).

2. The airtightness test bench according to claim 1, characterized in that: The positioning mechanism (12) is composed of a mounting groove (14), a slide bar (13), a spring (15) and a clamping plate (16); the mounting groove (14) is arranged around the upper end of the placement platform (7); the slide bar (13) is installed inside the mounting groove (14); the bottom end of the clamping plate (16) is slidably installed on the upper side of the slide bar (13); and the spring (15) is installed on the outer side of the slide bar (13) and at one side of the clamping plate (16).

3. The airtightness test bench according to claim 1, characterized in that: The rotating mechanism (20) is composed of a motor (21), a pinion (19) and a large gear (18); the large gear (18) is mounted at the bottom end of the turntable (17); the large gear (18) and the pinion (19) are meshedly connected; the pinion (19) is mounted at the top end of the motor (21); and the motor (21) is mounted at an internal position of the machine body (1).

4. The airtightness test bench according to claim 3, characterized in that: The electric motor (21) is configured as a servo motor.

5. The airtightness test bench according to claim 1, characterized in that: The leveling mechanism (2) is composed of a threaded rod (5) and a threaded barrel (6); the threaded barrel (6) is mounted around the bottom end of the machine body (1); and the threaded rod (5) is rotatably mounted inside the threaded barrel (6).

6. The airtightness test bench according to claim 5, characterized in that: A thumbwheel (3) is installed below the threaded rod (5), and a bottom plate (4) is rotatably installed at the bottom end of the threaded rod (5).

7. The airtightness test bench according to claim 1, characterized in that: A rubber pad (11) is provided at the upper end of the placement platform (7), and the rubber pad (11) is adhered to the upper end of the placement platform (7) by adhesive.

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